Eurovision Calendar 2021
October 2020 | ||
| 28 | Albania | Artists for Festivali i Këngës revealed |
December 2020 | ||
| 5 | Estonia | Songs for Eesti Laul released |
| 15 | Croatia | Artists for Dora 2021 revealed |
| 17 | Italy | Artists for Sanremo 2021 revealed |
| 21 | Albania | Festivali i Këngës Semi-final 1 |
| 22 | Albania | Festivali i Këngës Semi-final 2 |
| 23 | Albania | Festivali i Këngës 59 (national selection) |
January 2021 | ||
| 3 | Israel | Eden Alene's final 3 songs announced |
| 13 | Finland | Artists for UMK 2021 revealed |
| 16 | Norway | Melodi Grand PrixMGP Heat 1 |
| Lithuania | Pabandom iš naujo Heat 1 | |
| 20 | Portugal | Artists for Festival da Canção revealed |
| 23 | Norway | Melodi Grand PrixMGP Heat 2 |
| Lithuania | Pabandom iš naujo Heat 2 | |
| 25 | Israel | HaShir Shelanu L'Eurovizion (song selection) |
| 30 | Norway | Melodi Grand PrixMGP Heat 3 |
| Lithuania | Pabandom iš naujo Semi-final | |
| France | Eurovision France, c'est vous qui décidez! (national selection) | |
February 2021 | ||
| 4 | Ukraine | Go_A's ESC song selected |
| 6 | Norway | Melodi Grand PrixMGP Heat 4 |
| Sweden | Melodifestivalen Heat 1 | |
| Lithuania | Pabandom iš naujo 2021 (national selection) | |
| 10 | Denmark | Songs for Melodi Grand PrixMGP released |
| Spain | Songs for Destino Eurovisión released | |
| 13 | Norway | Melodi Grand PrixMGP Heat 5 |
| Sweden | Melodifestivalen Heat 2 | |
| Croatia | Dora 2021 (national selection) | |
| 15 | Norway | Melodi Grand PrixMGP Last Chance |
| 16 | Czechia | Benny Cristo's ESC song released |
| 18 | Estonia | Eesti Laul Semi-final 1 |
| 20 | Estonia | Eesti Laul Semi-final 2 |
| Norway | Melodi Grand PrixMGP 2021 (national selection) | |
| Sweden | Melodifestivalen Heat 3 | |
| Finland | Uuden Musiikin KilpailuUMK 2021 (national selection) | |
| Portugal | Festival da Canção Semi-final 1 | |
| Spain | Destino Eurovisión (song selection) | |
| 24 | Cyprus | Elena's ESC song "El Diablo" released |
| 25 | Germany | Jendrik's song "I Don't Feel Hate" released |
| 26 | Ireland | Lesley Roy's song "Maps" released |
| 27 | Slovenia | Ana Soklič' song revealed |
| Sweden | Melodifestivalen Heat 4 | |
| Portugal | Festival da Canção Semi-final 2 | |
March 2021 | ||
| 2 | Italy | Sanremo Night 1 |
| 3 | Italy | Sanremo Night 2 |
| 4 | Belgium | Hooverphonic's song released |
| Romania | Roxen's song released | |
| Moldova | Natalia's song "Sugar" released | |
| NetherlandsNetherlands | Jeangu Macrooy's song released | |
| Italy | Sanremo Night 3 | |
| 5 | Australia | Montaigne's song released |
| Serbia | Hurricane's song "Loco Loco" released | |
| Italy | Sanremo Night 4 | |
| 6 | Estonia | Eesti Laul 2021 (national selection) |
| Sweden | Melodifestivalen Second Chance | |
| Denmark | Melodi Grand PrixMGP 2021 (national selection) | |
| Italy | Sanremo 2021 (national selection) | |
| Portugal | Festival da Canção 2021 (national selection) | |
| 7 | San MarinoS.Marino | Senhit's song released |
| 8 | Russia | Russia decides (national selection) |
| 10 | Austria | Vincent Bueno's song "Amen" released |
| SwitzerlandSwiss | Gjon's Tears' song released | |
| Greece | Stefania's song "Last Dance" released | |
| Bulgaria | Victoria's song released | |
| 11 | United KingdomUK | James Newman's song "Embers" released |
| North MacedoniaN.Macedonia | Vasil's song "Here I Stand" released | |
| 12 | Poland | Song + artist announcement |
| Latvia | Samanta Tīna's song "The Moon Is Rising" released | |
| 13 | Sweden | Melodifestivalen 2021 (national selection) |
| Iceland | Daði & Gagnamagnið's song "10 Years" released | |
| 15 | AzerbaijanAzerbaijan | Efendi's song "Mata Hari" released |
| Georgia | Tornike Kipiani's song "You" released | |
| Malta | Destiny's song released | |
May 2021 | ||
| 18 | Eurovision Song Contest 2021 Semi-final 1 | |
| 20 | Eurovision Song Contest 2021 Semi-final 2 | |
| 22 | Eurovision Song Contest 2021 Grand Final | |
December 2021 | ||
| 19 | Junior Eurovision 2021, Paris | |
